/Engine/Source/Runtime/StaticMeshDescription/Public/StaticMeshOperations.h
Convert oldFRawMeshformat to MeshDescription.
static void ConvertFromRawMesh ( const [FRawMesh](API\Runtime\RawMesh\FRawMesh) & SourceRawMesh, [FMeshDescription](API\Runtime\MeshDescription\FMeshDescription) & DestinationMeshDescription, const [TMap](API\Runtime\Core\Containers\TMap)< int32, [FName](API\Runtime\Core\UObject\FName) > & MaterialMap, bool bSkipNormalsAndTangents, const TCHAR * DebugName )